?????????????????? ????

????:??????:????1?????ktv

?9??????27???? (????? ??) ????75???,???????????????????,??????????????????????10?????????????,??????????????

?????????????????????????????260?????,??,??,?????????1.6???,????

??,??,??????????????????????5??????????????????????????????80???,???????????,???????????????????????????????????????60???????????????????????18???????????????????2??,???????????

9?????29?????10??????7????,??2850????????????????????,?????24:00????,??????????????????????,?????75???????????

??????????????????????????? ??????????

??????,???????????????,????????????????????,??????????????????????????????,????????,??“??????”????????

?66%,?????????78%,?????????????????????LED???????????,????????????????121???????859?PETG,?????,????LED?????????,????(????????)

????:??